sync with experimental rev. 7401

git-svn-id: https://serveur-svn.lri.fr/svn/modhel/luatex/trunk@7403 0b2b3880-5936-4365-a048-eb17d2e5a6bf

manual/luatex-tex.tex

@@ -1934,24 +1934,34 @@ \subsubsection{\type {getlocallevel}}
     \type {false} disables \TEX's normal file open|-|close feedback (the
     assumption is that callbacks will take care of that)
 \NC \NR
-\NC \type{file_line_error}  \NC boolean  \NC false
+\NC \type{file_line_error} \NC boolean \NC false
 \NC
     do \type {file:line} style error messages
 \NC \NR
-\NC \type{halt_on_error}    \NC boolean  \NC false
+\NC \type{halt_on_error} \NC boolean \NC false
 \NC
     abort run on the first encountered error
 \NC \NR
-\NC \type{formatname}       \NC string   \NC
+\NC \type{formatname} \NC string \NC
 \NC
     if no format name was given on the command line, this key will be tested first
     instead of simply quitting
 \NC \NR
-\NC \type{jobname}        \NC string   \NC
+\NC \type{jobname} \NC string \NC
 \NC
     if no input file name was given on the command line, this key will be tested
     first instead of simply giving up
 \NC \NR
+\NC \type{level_chr} \NC number \NC
+\NC
+    character to put in front of traced macros (see next value)
+\NC \NR
+\NC \type{level_max} \NC number \NC
+\NC
+    when larger than zero the input nesting level will be shown when \type
+    {\tracingmacros} is set; levels above this value will be clipped with
+    the level shown up front
+\NC \NR
 \LL
 \stoptabulate
 
@@ -1974,16 +1984,15 @@ \subsubsection{\type {getlocallevel}}
 \libindex{write}
 
 \startfunctioncall
-texio.write(<string> target | <integer> stream, <string> s, ...)
+texio.write(<string> target, <string> s, ...)
 texio.write(<string> s, ...)
 \stopfunctioncall
 
 Without the \type {target} argument, writes all given strings to the same
 location(s) \TEX\ writes messages to at this moment. If \prm {batchmode} is in
 effect, it writes only to the log, otherwise it writes to the log and the
-terminal. The optional \type {target} can be one of four  possibilities: \type
-{term}, \type {log}, \type {term and log} or a valid integer of a stream 
-opened for writing.
+terminal. The optional \type {target} can be one of three possibilities: \type
+{term}, \type {log} or \type {term and log}.
 
 Note: If several strings are given, and if the first of these strings is or might
 be one of the targets above, the \type {target} must be specified explicitly to

source/build-aux/config.guess

@@ -1,8 +1,8 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright 1992-2020 Free Software Foundation, Inc.
+#   Copyright 1992-2021 Free Software Foundation, Inc.
 
-timestamp='2020-12-22'
+timestamp='2021-01-25'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -50,7 +50,7 @@ version="\
 GNU config.guess ($timestamp)
 
 Originally written by Per Bothner.
-Copyright 1992-2020 Free Software Foundation, Inc.
+Copyright 1992-2021 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
@@ -188,10 +188,9 @@ case "$UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION" in
 	#
 	# Note: NetBSD doesn't particularly care about the vendor
 	# portion of the name.  We always set it to "unknown".
-	sysctl="sysctl -n hw.machine_arch"
 	UNAME_MACHINE_ARCH=$( (uname -p 2>/dev/null || \
-	    "/sbin/$sysctl" 2>/dev/null || \
-	    "/usr/sbin/$sysctl" 2>/dev/null || \
+	    /sbin/sysctl -n hw.machine_arch 2>/dev/null || \
+	    /usr/sbin/sysctl -n hw.machine_arch 2>/dev/null || \
 	    echo unknown))
 	case "$UNAME_MACHINE_ARCH" in
 	    aarch64eb) machine=aarch64_be-unknown ;;
@@ -1087,7 +1086,7 @@ EOF
     ppcle:Linux:*:*)
 	echo powerpcle-unknown-linux-"$LIBC"
 	exit ;;
-    riscv32:Linux:*:* | riscv64:Linux:*:*)
+    riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*)
 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     s390:Linux:*:* | s390x:Linux:*:*)
@@ -1483,8 +1482,8 @@ EOF
     i*86:rdos:*:*)
 	echo "$UNAME_MACHINE"-pc-rdos
 	exit ;;
-    i*86:AROS:*:*)
-	echo "$UNAME_MACHINE"-pc-aros
+    *:AROS:*:*)
+	echo "$UNAME_MACHINE"-unknown-aros
 	exit ;;
     x86_64:VMkernel:*:*)
 	echo "$UNAME_MACHINE"-unknown-esx

source/build-aux/config.sub

@@ -1,8 +1,8 @@
 #! /bin/sh
 # Configuration validation subroutine script.
-#   Copyright 1992-2020 Free Software Foundation, Inc.
+#   Copyright 1992-2021 Free Software Foundation, Inc.
 
-timestamp='2020-12-22'
+timestamp='2021-01-08'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -67,7 +67,7 @@ Report bugs and patches to <[email protected]>."
 version="\
 GNU config.sub ($timestamp)
 
-Copyright 1992-2020 Free Software Foundation, Inc.
+Copyright 1992-2021 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
@@ -1230,7 +1230,7 @@ case $cpu-$vendor in
 			| powerpc | powerpc64 | powerpc64le | powerpcle | powerpcspe \
 			| pru \
 			| pyramid \
-			| riscv | riscv32 | riscv64 \
+			| riscv | riscv32 | riscv32be | riscv64 | riscv64be \
 			| rl78 | romp | rs6000 | rx \
 			| s390 | s390x \
 			| score \
@@ -1683,11 +1683,14 @@ fi
 
 # Now, validate our (potentially fixed-up) OS.
 case $os in
-	# Sometimes we do "kernel-abi", so those need to count as OSes.
+	# Sometimes we do "kernel-libc", so those need to count as OSes.
 	musl* | newlib* | uclibc*)
 		;;
-	# Likewise for "kernel-libc"
-	eabi | eabihf | gnueabi | gnueabihf)
+	# Likewise for "kernel-abi"
+	eabi* | gnueabi*)
+		;;
+	# VxWorks passes extra cpu info in the 4th filed.
+	simlinux | simwindows | spe)
 		;;
 	# Now accept the basic system types.
 	# The portable systems comes first.
@@ -1751,6 +1754,8 @@ case $kernel-$os in
 		;;
 	kfreebsd*-gnu* | kopensolaris*-gnu*)
 		;;
+	vxworks-simlinux | vxworks-simwindows | vxworks-spe)
+		;;
 	nto-qnx*)
 		;;
 	os2-emx)